public bool Open()
{
if (m_bIsOpen)
{
return(m_bIsOpen);
}
bool result = false;
try
{
List <IGXDeviceInfo> listGXDeviceInfo = new List <IGXDeviceInfo>();
//关闭流
__CloseStream();
// 如果设备已经打开则关闭，保证相机在初始化出错情况下能再次打开
__CloseDevice();
m_objIGXFactory.UpdateDeviceList(200, listGXDeviceInfo);
// 判断当前连接设备个数
if (listGXDeviceInfo.Count <= 0)
{
throw new Exception("没有发现设备");
}
//打开列表第一个设备
m_objIGXDevice = m_objIGXFactory.OpenDeviceBySN(listGXDeviceInfo[0].GetSN(), GX_ACCESS_MODE.GX_ACCESS_EXCLUSIVE);
m_objIGXFeatureControl = m_objIGXDevice.GetRemoteFeatureControl();
//打开流
if (null != m_objIGXDevice)
{
m_objIGXStream = m_objIGXDevice.OpenStream(0);
}
__InitDevice();
m_objGxBitmap = new GxBitmap(m_objIGXDevice);
// 更新设备打开标识
m_bIsOpen = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
result = m_bIsOpen;
}
return(result);
}
